US PATENT SUBCLASS 534 / 703
.~.~.~.~.~ Azo bonded directly to the polycyclo ring system


Current as of: June, 1999
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534 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8}
573  DF  .~ Azo {51}
692  DF  .~.~ Heavy metal or aluminum containing {7}
701  DF  .~.~.~ Hetero ring containing {2}
702  DF  .~.~.~.~ Polycyclo ring system containing the hetero ring as one of the cyclos {1}
703.~.~.~.~.~ Azo bonded directly to the polycyclo ring system {3}
704  DF  .~.~.~.~.~.~> The azo group is attached indirectly in the same azo moiety to an additional azo group or to an acyclic chain which contains a -CH=N- group by nonionic bonding
705  DF  .~.~.~.~.~.~> Plural ring nitrogens in the polycyclo ring system
706  DF  .~.~.~.~.~.~> Quinoline or isoquinoline containing (including hydrogenated)


DEFINITION

Classification: 534/703

(under subclass 702) Compounds in which an azo group is bonded directly to the polycyclo ring system.

(1) Note. An example of a compound provided for herein is: [figure]